The Zoom dialog is used to zoom-in or zoom-out the scale view of timescale tiers in the chart view. It appears on selecting the Zoom option available in the Zoom menu on the toolbar.
The following image shows the Zoom dialog:
| Option | Purpose |
| Zoom to | Select the radio buttons from the time range to zoom the GanttView. |
| Custom | Set the custom time range in the form of count in the numeric box and choose the unit from the drop-down list alongside. |
| Reset | Click the button to reset the selection. |
| OK | Click the button to apply the selected zoom. |
| Cancel | Click the button to close the dialog. |
